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EP0038880
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EP About this file: EP0038880
| EP0038880 - Process for the production of unsaturated esters [Right-click to bookmark this link] | Status | The application has been refused Status updated on 25.07.1983 Database last updated on 19.07.2024 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states TOA NENRYO KOGYO KABUSHIKI KAISHA 1-1 Hitotsubashi, 1-Chome Chiyoda-Ku Tokyo 100 / JP | [1981/44] | Inventor(s) | 01 /
Kamiyama, Setso 119-7 Ooaza Yamada Kawagoe-Shi Saitama-ken / JP | 02 /
Shiozawa, Kouji 108-28 Ooaza Sakata Okegawa-shi Saitama-ken / JP | 03 /
Okumura, Yoshiharu 1936-25 Ooaza Kinome Kawagoe-shi Saitama-ken / JP | 04 /
Kanedo, Katsumi 2174-19 Ooaza Nishitsurugaoka Ooi-machi Iruma-Gun / JP | [1981/44] | Representative(s) | Northover, Robert Frank, et al ESSO Chemical Limited ESSO Chemical Research Centre P.O. Box 1 Abingdon Oxfordshire OX13 6BB / GB | [N/P] |
| Former [1983/43] | Northover, Robert Frank, et al ESSO Chemical Limited Esso Chemical Research Centre P.O. Box 1 Abingdon Oxfordshire, OX13 6BB / GB | ||
| Former [1981/44] | Northover, Robert Frank Esso Chemical Research Centre P.O. Box 1 Abingdon Oxfordshire, OX13 6BB / GB | Application number, filing date | 80301230.1 | 17.04.1980 | [1981/44] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0038880 | Date: | 04.11.1981 | Language: | EN | [1981/44] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 09.02.1981 | Classification | IPC: | C07C67/055, C07C69/025, B01J23/62, B01J27/02 | [1981/44] | CPC: |
C07C67/055 (EP)
| C-Set: |
C07C67/055, C07C69/16 (EP)
| Designated contracting states | BE, DE, FR, GB, IT, NL [1981/44] | Title | German: | Verfahren zur Herstellung ungesättigter Ester | [1981/44] | English: | Process for the production of unsaturated esters | [1981/44] | French: | Procédé de préparation d'esters insaturés | [1981/44] | File destroyed: | 18.06.1989 | Examination procedure | 20.03.1981 | Examination requested [1981/44] | 02.02.1982 | Despatch of a communication from the examining division (Time limit: M04) | 17.05.1982 | Reply to a communication from the examining division | 14.10.1982 | Despatch of communication of intention to grant (Approval: ) | 19.11.1982 | Communication of intention to grant the patent | 08.04.1983 | Despatch of communication that the application is refused, reason: substantive examination [1983/39] | 20.06.1983 | Application refused, date of legal effect [1983/39] | Fees paid | Renewal fee | 17.03.1982 | Renewal fee patent year 03 | Penalty fee | Additional fee for renewal fee | 02.05.1983 | 04 M06 Not yet paid |
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| Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Documents cited: | Search | [T]JP55036426 ; | [AT]JP55036427 ; | JP54138886 [ ] | [T] - PATENTS ABSTRACTS OF JAPAN, Vol. 4, No. 69, 22 May 1980 page 152C11 & JP-A-55 036426 pub. 14.03.1980, & JP55036426 A 19800522 | [AT] - PATENTS ABSTRACTS OF JAPAN, Vol. 4, No. 69, 22 May 1980 page 152C11 & JP-A-55 036427 pub. 14.03.80, & JP55036427 A 19800522 | [ ] - PATENTS ABSTRACTS OF JAPAN, Vol. 4, Nr 2, 9 January 1980 page 148C69 & JP-A-54 138886, & JP54138886 A 19800109 |